Sometimes things start getting a little bogged down in flash. When that happens you need to empty your Flash Cache. Please follow these instructions...
Click on this link...
http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager07.html
Click Delete All Sites, close the browser and try again.
**************************ALSO******************************
Click on his link...
http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager03.html
Untick "Store common Flash components to reduce download times."
Confirm it. Then tick it again.